Update app.py

app.py

@@ -1,3 +1,4 @@
+import pandas as pd
 import matplotlib.pyplot as plt
 import io
 import base64
@@ -8,6 +9,7 @@ import networkx as nx
 from datetime import datetime, timedelta
 import gradio as gr
 import logging
+from jinja2 import Template
 
 # ===== 字型與樣式 =====
 plt.rcParams['font.sans-serif'] = ['Microsoft JhengHei', 'Noto Sans TC', 'SimHei', 'Arial Unicode MS']
@@ -200,6 +202,9 @@ def run_analysis():
             }
             news_table = "<p>無新聞資料</p>"
 
+        # Convert news_summary to list of tuples to support iteration in template
+        news_summary = list(news_summary.items())
+
         # --- 參與表 ---
         engagement_table = f"""
         <table class="min-w-full bg-white border border-gray-200">
@@ -219,7 +224,8 @@ def run_analysis():
         with open(template_path, encoding='utf-8') as f:
             html_template = f.read()
         
-        html_content = html_template.format(
+        template = Template(html_template)
+        html_content = template.render(
             report_date=datetime.now().strftime('%Y-%m-%d %H:%M'),
             engagement_table=engagement_table if engagement_table else "<p>未提供互動數據</p>",
             news_summary=news_summary if news_summary else "<p>未提供新聞摘要</p>",
@@ -240,4 +246,4 @@ if __name__ == "__main__":
         outputs=gr.HTML(),
         title="2026 高雄市長選舉輿情分析"
     )
-    iface.launch(server_name="0.0.0.0", server_port=7860)
+    iface.launch(server_name="0.0.0.0", server_port=7860)